Nirmal engineers offerssupplies compact effluent/sewage treatment plants. These are useful for several industries like cold rolling mills, glass factories, diaries, textile mills, paper mills, oil refineries as well as hotels, domestic colonies, etc. These plants are based on dissolved air flotation system with or without chemical addition. The overall space requirement is drastically less [about 1/5th] as compared to other systems. The novel features of the plant are extending the life of the coolant, finalguaranteedfinal guaranteed oil content less than 3 mg/ltr, guaranteed reductions in most of the parameters, non-septic condition due to very rich oxygen presence and very easy operation. The plants are designed, supplied and built on turnkey basis.